[126] Ib. lib. ii, cap. ult.
[127] Metaph. lib. i, c. 1.
[128] Plato in Gorgias.
[129] De Gen. An. lib. iii, c. 10.
[130] Arist. De Gen. Anim. lib. i, cap. 20.
[131] Hist. Anim. lib. vi, c. 2.
[132] Hist. Animal. lib. vi, cap. 2.
[133] De Gen. Anim. lib. iii, c. 8.
[134] Op. cit. p. 3.
[135] Hist. Anim. lib. vi, cap. 2.